Home / 97,383.64-134,379.66-56,541.52

Finding the Fourth Proportional to 97,383.64, 134,379.66 and 56,541.52

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Solution

The fourth proportional to 97,383.64, 134,379.66 and 56,541.52 is: 78,021.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,383.64 : 134,379.66 = 56,541.52 : x
  2. Step 2: Convert to fraction form
    97,383.64/134,379.66 = 56,541.52/x
  3. Step 3: Cross multiply
    97,383.64x = 134,379.66 × 56,541.52
  4. Step 4: Simplify right side
    97,383.64x = 7,598,030,233.48
  5. Step 5: Solve for x
    x = 7,598,030,233.48/97,383.64
  6. Step 6: Final answer
    x = 78,021.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.